Weatherwatch: Climate crisis fuelling steep fall in migratory bird numbers

Many species under threat use the African-Eurasian flyway, one of the planet’s largest mass-migration systems It may still feel like summer, but in the world of birds, autumn migration is already well under way. Cuckoos and swifts have already left us, and while swallows and…

To respect copyright, we link to the source rather than republishing the full text. Read the complete article on The Guardian.